@rivermayaa34, @greenacres and others - I posted this older patient story earlier in the discussion. It did have a video also but looks like the video doesn't work now but the rest of the story and how it helped the patient is there.

Breaking Away From Pain With the Help of ‘The Scrambler’: https://sharing.mayoclinic.org/2015/02/19/breaking-away-from-the-pain-with-the-help-of-the-scrambler/

There was also a 2020 research paper done that has some data that might be helpful --- Scrambler therapy for chemotherapy neuropathy: a randomized phase II pilot trial: https://mayoclinic.pure.elsevier.com/en/publications/scrambler-therapy-for-chemotherapy-neuropathy-a-randomized-phase-